初学c语言，求详细解答。

#include "stdio.h"

int main(int argc, char* argv[])
{
int plnt[] = {0x01234567,0x89abcdef};
short pShort = ((short)plnt)+1;
char pChar = (char)(pShort + 1);
printf("0x%x\n",*pChar);
return 0;
}